Java tutorial
//package com.java2s; /* * Copyright (C) 2009 The Android Open Source Project * * Licensed under the Apache License, Version 2.0 (the "License"); * you may not use this file except in compliance with the License. * You may obtain a copy of the License at * * http://www.apache.org/licenses/LICENSE-2.0 * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ public class Main { public static float dist(float x1, float y1, float x2, float y2) { final float x = (x2 - x1); final float y = (y2 - y1); return (float) Math.sqrt(x * x + y * y); } public static float dist(float x1, float y1, float z1, float x2, float y2, float z2) { final float x = (x2 - x1); final float y = (y2 - y1); final float z = (z2 - z1); return (float) Math.sqrt(x * x + y * y + z * z); } }